Seawater density, saturation pressure, specific heat, electrical conductivity and absolute viscosity Seawater temperature, saturation pressure, specific volume, specific heat, electrical conductivity and absolute viscosity Density calculated for salinity S = mg/lMaking Seawater at Home To replicate seawater at home, weigh 35 grams of salt and add it to a beaker Add tap water until the total mass of the solution inside the beaker is 1,000 grams, stirring until the salt is completely dissolved (remember to take the weight of the beaker itself into account) Rock salt, sea salt, kosher salt and table salt can all be used to make seawater at homeI mixed 1 cup of sea water with 3 cups of filtered water;) Read more 5 people found this helpful Helpful Report abuse nicole 50 out of 5 stars Great product Reviewed in the United States on August 1, Verified Purchase I have purchased maybe about 5 gallons in total I drink about 2 shoots of water a day with one lime Is The Chesapeake Bay Fresh Or S...